ID.1
Item
ejection fraction (ef) of left ventricle (lv) > 35%
boolean
C0428772 (UMLS CUI [1])
ID.2
Item
preoperative serum creatinine < 150 μmol/l
boolean
C0600061 (UMLS CUI [1])
ID.3
Item
preoperative haemoglobin > 10/dl
boolean
C0019046 (UMLS CUI [1])
ID.4
Item
peripheral anastomosis scheduled =< 3
boolean
C0332853 (UMLS CUI [1])
ID.5
Item
redo bypass-emergency operations
boolean
C0741847 (UMLS CUI [1,1])
C0013956 (UMLS CUI [1,2])
ID.6
Item
prior coronal stenting
boolean
C0262926 (UMLS CUI [1,1])
C0687568 (UMLS CUI [1,2])
ID.7
Item
active congestive heart failure
boolean
C0018802 (UMLS CUI [1])
ID.8
Item
documented myocardial infarction within the previous 6 weeks
boolean
C0027051 (UMLS CUI [1])
ID.9
Item
nyha class > 3
boolean
C1882083 (UMLS CUI [1])
ID.10
Item
carotid stenosis > 50%
boolean
C0007282 (UMLS CUI [1])
ID.11
Item
cva
boolean
C0038454 (UMLS CUI [1])
ID.12
Item
inr > 1.5
boolean
C0525032 (UMLS CUI [1])
ID.13
Item
chronic obstructive pulmonary disease (copd)
boolean
C0024117 (UMLS CUI [1])
ID.14
Item
steroid therapy-chronic inflammatory process
boolean
C0021376 (UMLS CUI [1,1])
C0149783 (UMLS CUI [1,2])
ID.15
Item
use of aprotinin or tranexamic acid
boolean
C0003641 (UMLS CUI [1,1])
C0040613 (UMLS CUI [1,2])